SB2023121527 - Sensitive cookie in HTTPS session without 'Secure' attribute in IBM CICS TX Advanced
Published: December 15, 2023
Security Bulletin ID
SB2023121527
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Sensitive Cookie in HTTPS Session Without 'Secure' Attribute (CVE-ID: CVE-2023-38363)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to IBM CICS TX Advanced does not set the secure attribute on authorization tokens or session cookies. A remote attacker can get the cookie values by sending a http:// link to a user or by planting this link in a site the user goes to.
Remediation
Install update from vendor's website.